Failed to fetch

[Gannervi]

TypeError: Failed to fetch 
 While processing action: 
 function (dispatch, getState, api) {
    return api.geth.eth.getBlockByNumber('pending', true).then(function (result) {
      var addrs = getState().accounts.get('accounts').map(function (acc) {
        return acc.get('id');
      });
      var txes = result.transactions.filter(function (t) {
        return addrs.includes(t.to) || addrs.includes(t.from);
      });
      // TODO: dependency on wallet/history module
      dispatch(_history2.default.actions.processPending(txes));
      var _iteratorNormalCompletion = true;
      var _didIteratorError = false;
      var _iteratorError = undefined;

      try {
        for (var _iterator = txes[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
          var tx = _step.value;

          var disp = {
            type: _actionTypes2.default.PENDING_BALANCE,
            value: tx.value,
            gas: tx.gas,
            gasPrice: tx.gasPrice,
            from: '',
            to: ''
          };
          if (addrs.includes(tx.from)) {
            disp.from = tx.from;
            dispatch(disp);
          }
          if (addrs.includes(tx.to)) {
            disp.to = tx.to;
            dispatch(disp);
          }
        }
      } catch (err) {
        _didIteratorError = true;
        _iteratorError = err;
      } finally {
        try {
          if (!_iteratorNormalCompletion && _iterator.return) {
            _iterator.return();
          }
        } finally {
          if (_didIteratorError) {
            throw _iteratorError;
          }
        }
      }
    });
  }